package com.chinasofti.collection;

public class Demo {
    public static void main(String[] args) {
        Fu f = new Fu();
        f.show();

        Zi z = new Zi();
        z.show();
        z.method();
        System.out.println(z.a);
        //System.out.println(z.b); 不能调用父类私有成员
    }
}
